1 // 2 // PRInvert.h 3 // PRICE 4 // 5 // Created by Riccardo Mottola on Fri Dec 07 2007. 6 // Copyright (c) 2007-2008 Carduus. All rights reserved. 7 // 8 // This application is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. 9 // This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. 10 11 12 #import <AppKit/AppKit.h> 13 #import "PRFilter.h" 14 15 16 17 @interface PRInvert : PRFilter 18 { 19 20 } 21 22 - (PRImage *)filterImage:(PRImage *)srcImage; 23 24 @end 25